WTF: De-specialize PtrHash<T>.

third_party/WebKit/Source/platform/Supplementable.h

 /*
  * Copyright (C) 2012 Google, Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 149 matching lines @@
 class SupplementableTracing<T, true> : public virtual GarbageCollectedMixin {
     WTF_MAKE_NONCOPYABLE(SupplementableTracing);
 public:
     DEFINE_INLINE_VIRTUAL_TRACE()
     {
         visitor->trace(m_supplements);
     }
 
 protected:
     SupplementableTracing() { }
-    typedef HeapHashMap<const char*, Member<SupplementBase<T, true>>, PtrHash<const char*>> SupplementMap;
+    typedef HeapHashMap<const char*, Member<SupplementBase<T, true>>, PtrHash<const char>> SupplementMap;
     SupplementMap m_supplements;
 };
 
 template<typename T>
 class SupplementableTracing<T, false> {
     WTF_MAKE_NONCOPYABLE(SupplementableTracing);
 protected:
     SupplementableTracing() { }
-    typedef HashMap<const char*, OwnPtr<SupplementBase<T, false>>, PtrHash<const char*>> SupplementMap;
+    typedef HashMap<const char*, OwnPtr<SupplementBase<T, false>>, PtrHash<const char>> SupplementMap;
     SupplementMap m_supplements;
 };
 
 // Helper class for implementing Supplementable and HeapSupplementable.
 template<typename T, bool isGarbageCollected = false>
 class SupplementableBase : public SupplementableTracing<T, isGarbageCollected> {
 public:
     void provideSupplement(const char* key, typename SupplementableTraits<T, isGarbageCollected>::SupplementArgumentType supplement)
     {
         ASSERT(m_threadId == currentThread());
@@ skipping 47 matching lines @@
 };
 
 template<typename T>
 struct ThreadingTrait<SupplementableBase<T, true>> {
     static const ThreadAffinity Affinity = ThreadingTrait<T>::Affinity;
 };
 
 } // namespace blink
 
 #endif // Supplementable_h